drm/msm: Add support for SM8350

Add compatibles string, "qcom,sm8350-mdss", for the multimedia display
subsystem unit used on Qualcomm SM8350 platform.

Signed-off-by: Robert Foss <robert.foss@linaro.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
Patchwork: https://patchwork.freedesktop.org/patch/516345/
Link: https://lore.kernel.org/r/20221230153554.105856-6-robert.foss@linaro.org
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

diff --git a/drivers/gpu/drm/msm/msm_mdss.c b/drivers/gpu/drm/msm/msm_mdss.c
index 8cd3504..50e6696 100644 (file)
--- a/drivers/gpu/drm/msm/msm_mdss.c
+++ b/drivers/gpu/drm/msm/msm_mdss.c
@@ -286,6 +286,10 @@ static int msm_mdss_enable(struct msm_mdss *msm_mdss)
                /* UBWC_2_0 */
                msm_mdss_setup_ubwc_dec_20(msm_mdss, 0x11f);
                break;
+       case DPU_HW_VER_700:
+               /* TODO: highest_bank_bit = 2 for LP_DDR4 */
+               msm_mdss_setup_ubwc_dec_40(msm_mdss, UBWC_4_0, 6, 1, 3, 1);
+               break;
        case DPU_HW_VER_720:
                msm_mdss_setup_ubwc_dec_40(msm_mdss, UBWC_3_0, 6, 1, 1, 1);
                break;
@@ -522,6 +526,7 @@ static const struct of_device_id mdss_dt_match[] = {
        { .compatible = "qcom,sm6115-mdss" },
        { .compatible = "qcom,sm8150-mdss" },
        { .compatible = "qcom,sm8250-mdss" },
+       { .compatible = "qcom,sm8350-mdss" },
        { .compatible = "qcom,sm8450-mdss" },
        {}
 };